e2sim/e2apv1sim/ASN1c/PrintableString.c

   1 /*-
   2  * Copyright (c) 2003, 2004, 2006 Lev Walkin <vlm@lionet.info>.
   3  * All rights reserved.
   4  * Redistribution and modifications are permitted subject to BSD license.
   5  */
   6 #include <asn_internal.h>
   7 #include <PrintableString.h>
   8
   9 /*
  10  * ASN.1:1984 (X.409)
  11  */
  12 static const int _PrintableString_alphabet[256] = {
  13  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,        /*                  */
  14  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,        /*                  */
  15  1, 0, 0, 0, 0, 0, 0, 2, 3, 4, 0, 5, 6, 7, 8, 9,        /* .      '() +,-./ */
  16 10,11,12,13,14,15,16,17,18,19,20, 0, 0,21, 0,22,        /* 0123456789:  = ? */
  17  0,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,        /*  ABCDEFGHIJKLMNO */
  18 38,39,40,41,42,43,44,45,46,47,48, 0, 0, 0, 0, 0,        /* PQRSTUVWXYZ      */
  19  0,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,        /*  abcdefghijklmno */
  20 64,65,66,67,68,69,70,71,72,73,74, 0, 0, 0, 0, 0,        /* pqrstuvwxyz      */
  21 };
  22 static const int _PrintableString_code2value[74] = {
  23 32,39,40,41,43,44,45,46,47,48,49,50,51,52,53,54,
  24 55,56,57,58,61,63,65,66,67,68,69,70,71,72,73,74,
  25 75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,
  26 97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,
  27 113,114,115,116,117,118,119,120,121,122};
  28
  29 /*
  30  * PrintableString basic type description.
  31  */
  32 static const ber_tlv_tag_t asn_DEF_PrintableString_tags[] = {
  33         (ASN_TAG_CLASS_UNIVERSAL | (19 << 2)),  /* [UNIVERSAL 19] IMPLICIT ...*/
  34         (ASN_TAG_CLASS_UNIVERSAL | (4 << 2))    /* ... OCTET STRING */
  35 };
  36 static int asn_DEF_PrintableString_v2c(unsigned int value) {
  37         return _PrintableString_alphabet[value > 255 ? 0 : value] - 1;
  38 }
  39 static int asn_DEF_PrintableString_c2v(unsigned int code) {
  40         if(code < 74)
  41                 return _PrintableString_code2value[code];
  42         return -1;
  43 }
  44 static asn_per_constraints_t asn_DEF_PrintableString_per_constraints = {
  45         { APC_CONSTRAINED, 4, 4, 0x20, 0x39 },  /* Value */
  46         { APC_SEMI_CONSTRAINED, -1, -1, 0, 0 }, /* Size */
  47         asn_DEF_PrintableString_v2c,
  48         asn_DEF_PrintableString_c2v
  49 };
  50 asn_TYPE_operation_t asn_OP_PrintableString = {
  51         OCTET_STRING_free,
  52         OCTET_STRING_print_utf8,        /* ASCII subset */
  53         OCTET_STRING_compare,
  54         OCTET_STRING_decode_ber,      /* Implemented in terms of OCTET STRING */
  55         OCTET_STRING_encode_der,
  56         OCTET_STRING_decode_xer_utf8,
  57         OCTET_STRING_encode_xer_utf8,
  58 #ifdef  ASN_DISABLE_OER_SUPPORT
  59         0,
  60         0,
  61 #else
  62         OCTET_STRING_decode_oer,
  63         OCTET_STRING_encode_oer,
  64 #endif  /* ASN_DISABLE_OER_SUPPORT */
  65 #ifdef  ASN_DISABLE_PER_SUPPORT
  66         0,
  67         0,
  68         0,
  69         0,
  70 #else
  71         OCTET_STRING_decode_uper,
  72         OCTET_STRING_encode_uper,
  73         OCTET_STRING_decode_aper,
  74         OCTET_STRING_encode_aper,
  75 #endif  /* ASN_DISABLE_PER_SUPPORT */
  76         OCTET_STRING_random_fill,
  77         0       /* Use generic outmost tag fetcher */
  78 };
  79 asn_TYPE_descriptor_t asn_DEF_PrintableString = {
  80         "PrintableString",
  81         "PrintableString",
  82         &asn_OP_PrintableString,
  83         asn_DEF_PrintableString_tags,
  84         sizeof(asn_DEF_PrintableString_tags)
  85           / sizeof(asn_DEF_PrintableString_tags[0]) - 1,
  86         asn_DEF_PrintableString_tags,
  87         sizeof(asn_DEF_PrintableString_tags)
  88           / sizeof(asn_DEF_PrintableString_tags[0]),
  89         { 0, &asn_DEF_PrintableString_per_constraints, PrintableString_constraint },
  90         0, 0,   /* No members */
  91         0       /* No specifics */
  92 };
  93
  94
  95 int
  96 PrintableString_constraint(const asn_TYPE_descriptor_t *td, const void *sptr,
  97                            asn_app_constraint_failed_f *ctfailcb,
  98                            void *app_key) {
  99     const PrintableString_t *st = (const PrintableString_t *)sptr;
 100
 101         if(st && st->buf) {
 102                 uint8_t *buf = st->buf;
 103                 uint8_t *end = buf + st->size;
 104
 105                 /*
 106                  * Check the alphabet of the PrintableString.
 107                  * ASN.1:1984 (X.409)
 108                  */
 109                 for(; buf < end; buf++) {
 110                         if(!_PrintableString_alphabet[*buf]) {
 111                                 ASN__CTFAIL(app_key, td, sptr,
 112                                         "%s: value byte %ld (%d) "
 113                                         "not in PrintableString alphabet "
 114                                         "(%s:%d)",
 115                                         td->name,
 116                                         (long)((buf - st->buf) + 1),
 117                                         *buf,
 118                                         __FILE__, __LINE__);
 119                                 return -1;
 120                         }
 121                 }
 122         } else {
 123                 ASN__CTFAIL(app_key, td, sptr,
 124                         "%s: value not given (%s:%d)",
 125                         td->name, __FILE__, __LINE__);
 126                 return -1;
 127         }
 128
 129         return 0;
 130 }